dod-cybersecurity jobs in San Diego

Experienced System Administrator to support and maintain DoD technology infrastructure, systems, and networks in a Department of Defense environment. The role involves monitoring performance, troubleshooting complex issues, deploying and sustaining AI/ML applications and their computing environments, maintaining DoD cybersecurity controls, and serving as a technical liaison between Greystones, Navy/DoD customers, internal teams, and OEMs.…See more Requires 10+ years of systems/network/IT administration or systems engineering experience, a Bachelor's degree in IT/Computer Science/Engineering (or equivalent military experience), active Secret clearance, and understanding of AI/ML concepts and platforms.

Design, develop, integrate, and maintain IT systems and software components supporting Navy enterprise networks (PMW160/NIWC Pacific). Responsibilities include system automation using Ansible, PowerShell, and Python; hardware/software integration across Windows and Linux virtual infrastructures; DoD cybersecurity compliance (STIG, RMF); troubleshooting in lab and deployed environments; and supporting production installation and testing events.…See more Requires 4–7 years of IT systems experience, Security+ or CISSP plus an OS certification, and ability to obtain a Secret clearance or higher.

Systems Administrator supporting Department of Defense infrastructure, networks, and emerging technologies in a DoD environment. Responsibilities include monitoring system performance, maintaining DoD cybersecurity controls, deploying and troubleshooting AI/ML applications and compute environments, serving as technical liaison between Greystones, Navy/DoD customers, and OEMs, and supporting Navy systems integration and sustainment.…See more Requires 10+ years of systems/network/IT administration experience, Bachelor's degree in IT/CS/Engineering (or equivalent military service), DoD customer support background, and active Secret clearance.

Systems Engineer III will design, develop, integrate, and maintain IT systems and software components supporting U.S. Navy enterprise networks (PMW160/NIWC Pacific).…See more Responsibilities include system configuration and deployment, creating automation scripts and tools (Ansible, PowerShell, Python), integrating hardware/software with virtual infrastructures, performing patching and compatibility testing, and ensuring DoD cybersecurity compliance (STIG, RMF). The role requires 4–7 years of IT systems experience, expertise in troubleshooting complex environments, and mandatory Security+ or CISSP plus an OS certification.

Design and implement secure system architectures for complex defense and aerospace programs, ensuring compliance with DoD and NIST cybersecurity standards (DORI 8500.02, CNSSI 1253, NIST SP 800-53, NIST SP 800-171). Perform vulnerability assessments, risk management, and security evaluations across hardware and software; develop Risk Management documents and Secure Technical Implementation Guides; serve as liaison between cybersecurity, hardware, software, and program management to identify and remediate security issues.…See more Requires hands-on understanding of both system operations and hardware-software interactions, with ability to communicate technical security solutions to engineering and leadership teams.

A Systems Engineer III will design, implement, and maintain secure software delivery pipelines across multiple classification domains for Naval Information Warfare Center Pacific's Application Arsenal platform. The role requires deep expertise in DevSecOps automation, containerized and cloud-based architectures, and integration of security testing tools (SAST, DAST, SCA, container scanners) as CI/CD quality gates.…See more The engineer will troubleshoot interoperable systems in denied/disrupted/limited-bandwidth environments, support PaaS deployments, and ensure compliance with DoD cybersecurity requirements while collaborating with cross-functional Agile teams.

This onsite role administers and secures Windows 11 and Red Hat Enterprise Linux (RHEL) systems supporting NIWC Pacific's mission-critical RDT&E networks and secure enclaves. The administrator will develop PowerShell and Bash automation scripts, implement Ansible playbooks, harden systems to DISA STIGs and DoD cybersecurity standards, manage vulnerability remediation and patching, and support infrastructure design and modernization.…See more The position requires 3+ years each of Windows and RHEL administration experience, strong scripting and troubleshooting skills, and an active Secret clearance with a DoD 8570/8140 IAT Level II certification (Security+, GSEC, SCNP, or SSCP).

A senior DevSecOps engineer will design and operate an automated compliance and AI-driven security platform for DoD and federal healthcare environments. The role demands expertise in DISA STIG automation, container security, RMF/FedRAMP workflows, and SIEM/SOAR integration, with responsibilities spanning secure CI/CD pipeline development, Wazuh and Elastic Stack deployment, OpenRMF automation, and LLM-assisted security operations.…See more The engineer will build hardened base images, maintain compliance pipelines, develop Tines SOAR workflows, and mentor others on architecture decisions.

Design, implement, and maintain secure software delivery pipelines for the Department of the Navy's Application Arsenal, supporting containerized platforms (ACS, CHE, OPE) and autonomous systems across multiple classification domains. Engineer full lifecycle CI/CD automation with DevSecOps practices, integrating automated security testing (SAST, DAST, SCA, container scanners) as quality gates.…See more Troubleshoot interoperable software systems in denied/disrupted/bandwidth-limited (DDIL) environments and support PaaS deployment across afloat and ashore platforms. Collaborate with cross-functional teams using Agile methodologies while ensuring DoD cybersecurity compliance.

Senior Systems Engineer responsible for full-lifecycle systems and network engineering for enterprise infrastructure, including design, implementation, integration, upgrade, sustainment, and security. Develops and maintains engineering documentation, assembles test plans and specifications, and supports cybersecurity and Risk Management Framework (RMF) documentation for system accreditation.…See more Conducts site surveys and assessments to recommend optimal configurations, and integrates emerging capabilities including AI, automation tools, and data visualization into enterprise workflows.